Squares Washer Galvanized Heavy Duty Plate Fastener Square Plate Washers

Square Washers by GYHCHJDZ. Square washer is made of high-quality materials, high hardness, anti-corrosion and anti-rust, smooth surface without burrs. Mostly used in mechanical equipment, it is very good to protect the nut and prevent the nut from loosening. Widely used in machinery and industrial equipment, square plate washers can protect the nut well, is an ideal buffer hardware.